A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6320-01-486-8004
NSN 6130-01-478-0830
NSN 6220-01-597-9882
NSN 6135-00-542-6216
NSN 5910-01-519-8236
NSN 6130-00-311-0540
NSN 6110-01-217-0262
NSN 5996-00-754-2840
NSN 5975-01-226-6531
NSN 7035-01-175-4321
NSN 5965-01-576-8847
NSN 6145-01-175-8866